This study suggests that a portable OCT system may be useful for the clinical diagnosis and evaluation of skin diseases and laser treatment outcomes.
6 citations
,
October 1989 in “PubMed” This study describes optimized methods for culturing hair cells from 4-day-old C3H mice, leading to successful maintenance of hair-specific cytoskeletal protein expression under the experimental conditions.
1 citations
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December 1989 in “PubMed” This study found that dispersed hair follicle cells can be cultured successfully on collagen type IV, potentially offering an alternative to cultured epidermal keratinocytes for skin treatment.
January 2025 in “Open Medicine” This study found that high-concentration cell-free adipose extract effectively reduced collagen deposition and blood vessel formation in a rabbit ear model, showing promise for preventing and treating hypertrophic scars.
2 citations
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September 2010 in “Journal of the Korea Academia-Industrial cooperation Society” This study found that increasing collagen concentration to 2% in permanent wave treatments reduced hair damage but impaired curl formation.
11 citations
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January 1976 in “International Journal of Radiation Biology and Related Studies in Physics Chemistry and Medicine” This study found that a single X-radiation treatment in rat skin reduced collagen concentration over multiple hair-cycles by diminishing the fibroblasts' capacity for proline hydroxylation, potentially contributing to delayed skin lesions.
1 citations
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January 1992 in “The Nishinihon Journal of Dermatology” This study found that minoxidil sulfate did not enhance hair follicle growth or cell proliferation in isolated human hair follicles at concentrations of 0.1, 1, and 10 μg/ml.
January 2025 in “International Journal of Endocrinology” This study found that the hydroalcoholic extract of the Dorema aucheri plant, especially at a 5% concentration, enhanced diabetic wound healing in male rats, improving re-epithelialization, collagen deposition, and neovascularization more effectively than other tested concentrations.
February 2024 in “Research Square (Research Square)” In this study, researchers applied Strat-M® membrane to assess the in vitro transdermal properties of collagen peptides, finding a high correlation with results from mouse skin and suggesting that Strat-M® can effectively replace excised mouse skin in transdermal experiments.
2 citations
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February 2012 in “PubMed” This study found that Gp₄G increased hair length, papilla cell numbers, and versican deposition in treated animals, potentially through alterations in hair follicle phases and nucleotide concentrations.
November 2025 in “Archives of Dermatological Research” This study found that Limelight (CB-EVs) exosomes significantly promoted hair elongation ex vivo without cytotoxicity, suggesting potential as a safe and effective hair growth therapy.
June 2025 in “Materials Today Bio” In this study, a silk fibroin hydrogel containing recombinant NT3 was found to promote scar-less wound healing in a mouse skin injury model by enhancing type III collagen expression and inducing hair follicle formation.
February 2023 in “Materials Express” This study demonstrated that pine pollen extract may enhance wound healing by promoting antioxidant and anti-inflammatory activity, collagen formation, and tissue regeneration, particularly at a concentration of 1 mg/mL.
January 2023 in “Open veterinary journal” This study observed that applying a cream containing secretome from Bovine Umbilical Vein Endothelial Cells promoted healing and regeneration in burn wounds in rats, particularly at a 15% concentration.
April 2021 in “Arab Journal of Nuclear Sciences and Applications/Arab Journal of Nuclear Sciences and Applications ” This study found that repeated use of a protein hair conditioner, followed by hot air and gamma irradiation, may lower serum collagen I and increase heat shock protein concentrations in rats, suggesting potential cumulative risks.
Collagen gel contraction in hair follicle culture is mainly influenced by the amounts of collagen, dermal papilla cells, and epithelium cells.
30 citations
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July 1998 in “British Journal of Dermatology” This study found that in a rat skin model, fat cells inhibited the proliferation of organoid hair follicle cells and fibroblasts but may have accelerated hair follicle cell differentiation.
10 citations
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May 2020 in “Clinical and Experimental Health Sciences” This study found that Tideglusib at 50nM stimulated Type-I collagen production in human gingival fibroblasts and osteoblasts, suggesting potential benefits for bone regeneration.
2 citations
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March 2005 in “Journal of the American Academy of Dermatology” Equol may help with antiaging and skin health by boosting collagen and blocking certain hormones.
June 2025 in “Frontiers in Bioengineering and Biotechnology” In this study, the researchers observed that a recombinant human collagen complex with nicotinamide promoted hair growth in rat models, increased hair follicle stem cell survival, and enhanced key protein expression, suggesting potential benefits for hair health and loss prevention.
8 citations
,
February 2020 in “Journal of Drug Delivery Science and Technology” This study demonstrated that using PLGA nanoparticles to deliver chlorogenic acid significantly increased type 17 collagen production in human epidermal cells, indicating potential for improved skincare formulations.
This review evaluates the clinical efficacy of platelet-rich plasma therapy in dermatology, highlighting recent research findings and discussing its potential and limitations without reporting new clinical results.
6 citations
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August 2024 in “Biomacromolecules” This study introduces a novel in vitro model for clubfoot fibrosis to enable high-throughput drug screening and found that while the model increased collagen deposition, the antifibrotic drug minoxidil effectively inhibited the expression of collagen cross-linking enzymes.
February 2026 in “ACS Biomaterials Science & Engineering” In this study, researchers successfully generated hair follicle organoids using human induced pluripotent stem cells (hiPSCs) with collagen I as a microenvironment, demonstrating potential applications in hair regeneration, though fully human organoids require additional approaches.
180 citations
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January 2003 in “American Journal of Clinical Dermatology” This article reviews the effects of menopause on skin aging and suggests that hormone replacement therapy may help reverse some of these changes.
68 citations
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September 2018 in “International Journal of Molecular Sciences” In this study, researchers found that exposure to PM10 significantly increased inflammation and impaired collagen synthesis in human dermal fibroblasts, suggesting PM10 contributes to skin aging through these mechanisms.
21 citations
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November 2023 in “International Journal of Molecular Sciences” This ex vivo study reported that melatonin significantly improved certain aging biomarkers in aged human skin, including reduced mTORC1 activity, increased fibrillin-1, and enhanced collagen and elastic fiber organization, though other key biomarkers remained unchanged.
20 citations
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February 2017 in “International Journal of Dermatology” This study found that the small molecule honokiol may protect against inflammation, collagen breakdown, and cell damage caused by cigarette smoke in skin cells cultured in vitro.
11 citations
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February 2020 in “Journal of Biomaterials Science Polymer Edition” This study explored the development of GelMet, an electrospun hybrid nanofiber scaffold made from gelatin and PEG methacrylate, which demonstrated strong mechanical properties and effectively supported cell growth in vitro, suggesting its potential for skin tissue engineering applications.
1 citations
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December 2024 in “Revista Eletrônica Acervo Saúde” This article reviews dermatological research on black skin, emphasizing its unique physiological characteristics and common conditions like acne and eczema, and suggests more focus is needed on its structural differences and clinical responses.